Solve:
\(\begin{aligned} &\space1\dfrac{1}{6}\times\bigg(\dfrac{3}{4}-\dfrac{1}{5}\bigg) \\\\&=\dfrac{7}{6}\times\bigg(\dfrac{15-4}{20}\bigg) \\\\&=\dfrac{7}{6}\times\dfrac{11}{20} \\\\&=\dfrac{77}{120}. \end{aligned}\)
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